Advances in Atomic and Molecular Physics (eBook)

Cover 1
Contents 6
Contributors 8
Chapter 1. Vacuum Ultraviolet Laser Spectroscopy of Small Molecules 10
I. Introduction 10
II. Multiphoton Spectroscopy and Harmonic Generation 11
III. Coherent VUV Sources 15
IV. Absorption and Excitation Spectrosopy 17
V. Fluorescence Spectroscopy 24
VI. Photodissociation Spectroscopy 31
VII. Ionization Spectroscopy 32
VIII. Two-Step Excitation Spectroscopy 33
IX. Vacuum UV Multiphoton Spectroscopy 40
X. Summary 41
References 41
Chapter 2. Foundations of the Relativistic Theory of Atomic and Molecular Structure 46
I. Introduction 46
II. Preliminaries 48
III. From QED to Atomic Structure Theory 55
IV. New Developments„ Approximation by Finite Basis Sets 73
V. Outlook and Conclusions 90
References 92
Chapter 3. Point-Charge Models for Molecules Derived from Least-Squares Fitting of the Electric Potential 96
I. Introduction 96
II. Calculation of the Electric Potential 99
III. Calculation of the PD/LSF Point Charges in Molecules 103
IV. Examples 110
V. Conclusion 137
References 138
Chapter 4. Transition Arrays in the Spectra of Ionized Atoms 140
I. Introduction 141
II. Energy Distribution of Configuration States 146
III. Transition Arrays 151
IV. Comparisons with Experiment 164
V. Level Emissivity 173
VI. Extension to More Physical Situations 180
VII. Level and Line Statistics 188
VIII. Conclusion 195
IX. Appendix 201
References 201
Chapter 5. Photoionization and Collisional Ionization of Excited Atoms Using Synchrotron and Laser Radiations 206
I. Introduction 207
II. Experimental Techniques 210
III. Theoretical Background 218
IV. Photoionization of an Outer Electron in Excited Atoms 219
V. Results from Synchrotron Radiation Ionization of Laser-Excited Atoms 237
VI. Collisional Ionization of Laser-Excited Atoms 270
VII. Conclusion 287
References 288
Index 296